Diazolidinyl urea (Germall II) is an antimicrobial preservative used in cosmetics.
CAS Number: 78491-02-8
Molecular Weight: 278.22
Chemical Name: 1-[1,3-bis(hydroxymethyl)-2,5-dioxoimidazolidin-4-yl]-1,3-bis(hydroxymethyl)urea
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: Solubility (25°C). 55 mg/mL(197.68 mM).
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
- Kantor GR, et al. Acute allergic contact dermatitis from diazolidinyl urea (Germall II) in a hair gel. J Am Acad Dermatol. 1985;13(1):116-119.
- Doi T, et al. The different decomposition properties of diazolidinyl urea in cosmetics and patch test materials. Contact Dermatitis. 2011;65(2):81-91.
- Perret CM, et al. Contact sensitivity to diazolidinyl urea (Germall II). Arch Dermatol Res. 1989;281(1):57-59.
Products are for research use only. Not for human use.
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